CAN COMMUNICATION SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
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Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Open in CAN Main Bus Line. | CAN Main Bus Line | |
| Short in CAN Bus Lines. | CAN Bus Lines | |
| Short to +B in CAN Bus Line. | CAN Bus Line | |
| Short to GND in CAN Bus Line. | CAN Bus Line | |
| Open in One Side of CAN Branch Line. | CAN Branch Line |
Tech Tips
Refer to the How to Proceed with Troubleshooting for the CAN No. 1 Bus Check procedure.
| Symptom | Suspected Area | See page |
|---|---|---|
| "Skid Control (ABS/VSC/TRAC)" is not displayed on the GTS. | Skid Control ECU Communication Stop Mode | |
| "Air Conditioning Amplifier" is not displayed on the GTS. | Air Conditioning Amplifier Communication Stop Mode | |
| "Power Steering (EPS)" is not displayed on the GTS. | Power Steering ECU Communication Stop Mode | |
| "Spiral Cable (Steering Angle Sensor)" is not displayed on the GTS. | Steering Angle Sensor Communication Stop Mode | |
| "Yaw Rate and Acceleration Sensor" is not displayed on the GTS. | Yaw Rate Sensor Communication Stop Mode | |
| "ECM (Engine)" and/or "TCM" is not displayed on the GTS. | ECM Communication Stop Mode | |
| "Main Body" is not displayed on the GTS. | Main Body ECU Communication Stop Mode | |
| "Electric Power Control" is not displayed on the GTS. | Power Management Control ECU Communication Stop Mode | |
| "Combination Meter" is not displayed on the GTS. | Combination Meter ECU Communication Stop Mode | |
| "Certification (Smart)" is not displayed on the GTS. | Certification ECU Communication Stop Mode | |
| "Airbag" is not displayed on the GTS. | Center Airbag Sensor Communication Stop Mode | |
| "Four Wheel Drive Control" is not displayed on the GTS. | 4WD Control ECU Communication Stop Mode | |
| "Display and Navigation (AVN1)" is not displayed on the GTS. | Navigation Receiver Assembly Communication Stop Mode | |
| "Display and Navigation (AVN1)" is not displayed on the GTS. | Audio Receiver Assembly Communication Stop Mode |